/lit/ - Literature

My son recently killed himself. His note is a print-out of the following lines in a document that his mother and I found on his laptop. This site was in his search history. Can someone help me understand his mind better?

http://en.wikipedia.org/wiki/Psychophysiology
http://en.wikipedia.org/wiki/Power_and_control_in_abusive_relationships
Metaheuristic - Wikipedia, the free encyclopedia
Heuristics in judgment and decision-making - Wikipedia, the free encyclopedia
Heuristic - Wikipedia, the free encyclopedia
Naturalistic decision-making - Wikipedia, the free encyclopedia
Description-experience gap - Wikipedia, the free encyclopedia
Concept - Wikipedia, the free encyclopedia
Conceptual framework - Wikipedia, the free encyclopedia
Conceptual metaphor - Wikipedia, the free encyclopedia
Categorization - Wikipedia, the free encyclopedia
Construal level theory - Wikipedia, the free encyclopedia
Cognitive style - Wikipedia, the free encyclopedia
Language and thought - Wikipedia, the free encyclopedia
Inquiry - Wikipedia, the free encyclopedia
Concept learning - Wikipedia, the free encyclopedia
Metacognition - Wikipedia, the free encyclopedia
Conceptual change - Wikipedia, the free encyclopedia
Intrapersonal communication - Wikipedia, the free encyclopedia
http://en.wikipedia.org/wiki/Rational_emotive_behavior_therapy
Learned helplessness - Wikipedia, the free encyclopedia
Locus of control - Wikipedia, the free encyclopedia
Rumination (psychology) - Wikipedia, the free encyclopedia
Learned helplessness - Wikipedia, the free encyclopedia
Magical thinking - Wikipedia, the free encyclopedia
Coping (psychology) - Wikipedia, the free encyclopedia
Coping (psychology) - Wikipedia, the free encyclopedia
Stress (psychological) - Wikipedia, the free encyclopedia
Free will - Wikipedia, the free encyclopedia
Fatalism - Wikipedia, the free encyclopedia
http://en.wikipedia.org/wiki/Pain_empathy
en.wikipedia.org/wiki/Dialectical_behavior_therapy
http://en.wikipedia.org/wiki/Rational_emotive_behavior_therapy
http://en.wikipedia.org/wiki/Core_self-evaluations
http://en.wikipedia.org/wiki/Perceptual_control_theory
Self-concept - Wikipedia, the free encyclopedia
Self-control - Wikipedia, the free encyclopedia
Self-control - Wikipedia, the free encyclopedia
Self-control - Wikipedia, the free encyclopedia
Trait ascription bias - Wikipedia, the free encyclopedia
Attribution bias - Wikipedia, the free encyclopedia
Attribution bias - Wikipedia, the free encyclopedia
Attribution bias - Wikipedia, the free encyclopedia
Attribution bias - Wikipedia, the free encyclopedia
Attribute substitution - Wikipedia, the free encyclopedia
Attribution (psychology) - Wikipedia, the free encyclopedia

*my comment in listed as too long, continued in the next one*